All Questions

1
answer

HTML Custom Attributes

I am developing a system for managing public tenders and I need it to be compatible with as many devices as possible. In some situations it was necessary to use custom attributes, for example: <span qtd='20'>Alguma coisa...</span&g...
asked on 17.03.2017 / 18:08
2
answers

Multi-line selection in VS Code

Is there any way to do multi-line selection in VS Code, the way you do in Sublime and other IDE's? I tried the ALT SHIFT + arrow that works in Visual Studio, but instead of selecting the VS Code multi-line or selecting the line (right arr...
asked on 30.08.2017 / 14:09
1
answer

Everything I can do in POO I can do in PE?

Can I do everything or change anything? Do I have limits on structured programming that I do not have in OOP?     
asked on 09.06.2017 / 20:19
2
answers

How to do a row count (SELECT COUNT) in Linq

How to make a count of records that a query would return in Linq (Entity Framework) in C #? The equivalent in SQL is to make a SELECT COUNT(*) . Note that I want to receive the direct count of records, just like a SELECT COUNT (*) would...
asked on 21.03.2014 / 15:22
2
answers

What is the @media selector in CSS?

I would like to understand what the @media selector in CSS is, as I have found it in several codes and wanted to know if it has a specialty.     
asked on 13.12.2017 / 16:44
4
answers

How to search recursively using grep

How to search for a certain word recursively in all files in the current directory and its subdirectories? I tried to navigate with: find . | grep "palavra"     
asked on 26.03.2014 / 14:17
1
answer

How do I start a Skype call from an action in the browser?

I need to add an "online support" button on my page but instead of creating an online chat I would like to use Skype. What is the best way to implement this?     
asked on 30.01.2014 / 15:13
3
answers

CheckboxList in ASP.NET MVC

I need to create a checkboxlist on my page using MVC (Razor). I noticed that there is no Html helper of type Html.CheckboxlistFor or something like that. Someone has some example of how I could do this. If possible, what would the code look l...
asked on 17.02.2014 / 21:11
1
answer

What do you use to format a string,%, or format?

Use "%" or "format" ? I think the latter is more recent, but is there any other aspect to be taken into account when deciding which one to use?     
asked on 11.12.2017 / 22:40
3
answers

Field date 01/01/0001

I'm having a project
asked on 08.04.2014 / 15:30